Principal Finance System Analyst in London

Why work for us? A career at Janus Henderson is more than a job, it’s about investing in a brighter future together. Our Mission at Janus Henderson is to help clients define and achieve superior financial outcomes through differentiated insights, disciplined investments, and world-class service. We will do this by protecting and growing our core business, amplifying our strengths and diversifying where we have the right.

Our Values are key to driving our success, and are at the heart of everything we do:

• Clients Come First - Always
• Execution Supersedes Intention
• Together We Win
• Diversity Improves Results
• Truth Builds Trust

If our mission, values, and purpose align with your own, we would love to hear from you!

Your opportunity

We are seeking a Senior Finance Systems Analyst with expertise in Revport billing platforms and SAP Revenue & Billing modules. This role combines deep functional and technical expertise to lead the design, implementation, and ongoing support of revenue and billing solutions. The individual will partner with business stakeholders, IT, and functional teams to gather requirements, deliver scalable solutions, and produce key artifacts including business requirements, user stories, and process flows.

Revenue & Billing Systems (Revport + SAP)

• The role will be responsible for design, configuration, and support of Revport billing platform.
• The role will be responsible for design, configuration, and support of SAP ECC & SAP S4 Finance Revenue & Billing modules.
• Manage end-to-end lifecycle including billing, invoicing, and revenue integration.
• Ensure integration between Revport, SAP (ECC/S4), and financial reporting systems.
• Drive system enhancements, implementations, and ongoing platform stability.

Key Responsibilities

• Business Analysis & Solution Design: Gather and analyze business requirements and translate them into functional specifications. Lead design sessions and define scalable solutions aligned with business and technology objectives.
• System Implementation & Support: Configure and support Revport and SAP Revenue & Billing solutions, ensuring accurate billing, invoicing, and revenue processing.
• System Integration & Data Management: Ensure seamless integration across Revport, SAP, and downstream financial systems. Perform data analysis and reconciliation to maintain accuracy and consistency.
• Testing, Deployment & Training: Lead SIT/UAT activities, coordinate releases, and ensure successful deployment and user adoption.
• Documentation & Governance: Develop and maintain key artifacts including functional specifications, business requirements, process flows, and user documentation.
• Project Execution & Delivery: Manage timelines, deliverables, and project risks. Participate in feasibility analysis and solution design activities.
• Stakeholder Engagement: Facilitate workshops and function as a liaison across business, IT, and vendor teams to ensure alignment and successful delivery.

What to expect when you join our firm

• Hybrid working and reasonable accommodations.
• Generous Holiday policies.
• Paid volunteer time to step away from your desk and into the community.
• Support to grow through professional development courses, tuition/qualification reimbursement and more.
• All-inclusive approach to Diversity, Equity, and Inclusion.
• Maternal/paternal leave benefits and family services.
• Complimentary subscription to Headspace – the mindfulness app.
• Corporate membership to ClassPass and other health and well-being benefits.
• Unique employee events and programs including a 14er challenge.
• Complimentary beverages, snacks, and all employee Happy Hours.

Must have skills

• 8+ years Hands-on experience with Revport or similar billing platforms (e.g., FiServ Advantage, Quartal Fee Manager, Redi2 Revenue Manager).
• 8+ years of experience in Finance Systems / System Analysis, including SAP S/4HANA Finance with strong expertise in Revenue & Billing modules and a solid foundation in project delivery and lifecycle management.
• Proven experience in the Investment Management/Asset Management environment, with strong understanding of billing, revenue management, and Order-to-Cash (OTC) processes.
• Strong hands-on experience with SAP S/4HANA Revenue & Billing configuration and support.

Technical & Data Expertise

• Advanced proficiency in SQL and relational databases, including data analysis and data modeling.
• Expert-level Excel skills (including advanced formulas, VLOOKUPs, macros), with working knowledge of PowerPoint and Visio.
• Experience working with large and complex datasets, including analysis and reconciliation.

Business Analysis & Solution Delivery

• Strong ability to translate business requirements into functional specifications and solution designs.
• Experience documenting: Functional specifications (interfaces, conversions, reports, workflows, forms), Business requirements, and process flows.
• Ability to analyze technical specifications and quickly ramp up on new systems and applications.
• Proven ability to balance business and technology needs and drive solution alignment.

Collaboration & Communication

• Experience collaborating closely with clients, business users, and development teams, including participation in System Integration Testing (SIT/UAT).
• Ability to function as a liaison between business and technical teams on complex, cross-functional initiatives.
• Proven ability to work effectively independently and within distributed/global teams.
• Excellent verbal and written communication skills.

Nice to have skills

• Experience in accounting and underlying solutions.
• Experience developing and supporting solutions within regulated industries and SOX compliant environment ideal.
• Proven problem-solving and analytic skills.
• Proven success working with self-directed, virtual team members.
• In-depth understanding of Agile process and principles.
• Outstanding communication, presentation, leadership, and relationship building skills.
• Excellent organizational and time management skills.
• Strong attention to detail.
• Demonstrated ability to work with diverse internal and external stakeholders, with emphasis on empathy, professionalism, and diplomacy.

Supervisory responsibilities

• No

Potential for growth

• Mentoring.
• Leadership development programs.
• Regular training.
• Career development services.
• Continuing education courses.

Annual Bonus Opportunity: Position may be eligible to receive an annual discretionary bonus award from the profit pool. The profit pool is funded based on Company profits. Individual bonuses are determined based on Company, department, team and individual performance.

Benefits: Janus Henderson is committed to offering a comprehensive total rewards package to eligible employees that includes; competitive compensation, pension/retirement plans, and various health, wellbeing and lifestyle benefits.

Janus Henderson Investors is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. All applications are subject to background checks.

Janus Henderson (including its subsidiaries) will not maintain existing or sponsor new industry registrations or licenses where not supported by an employee’s job functions (as determined by Janus Henderson at its sole discretion).

You should be willing to adhere to the provisions of our Investment Advisory Code of Ethics related to personal securities activities and other disclosure and certification requirements, including past political contributions and political activities. Applicants’ past political contributions or activity may impact applicants’ eligibility for this position.

You will be expected to understand the regulatory obligations of the firm, and abide by the regulated entity requirements and JHI policies applicable for your role.